Seiko Cal. 5661 - 485

The Seiko 5661-485 represents an important milestone in Seiko's 1992 lineup. Powered by the 5661 caliber with 29j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-f62e79a09126]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Champagne

Jewels

29j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1992

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